Home / 3,395.41-4,681.56-2,764.59

Finding the Fourth Proportional to 3,395.41, 4,681.56 and 2,764.59

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Solution

The fourth proportional to 3,395.41, 4,681.56 and 2,764.59 is: 3,811.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.41 : 4,681.56 = 2,764.59 : x
  2. Step 2: Convert to fraction form
    3,395.41/4,681.56 = 2,764.59/x
  3. Step 3: Cross multiply
    3,395.41x = 4,681.56 × 2,764.59
  4. Step 4: Simplify right side
    3,395.41x = 12,942,593.96
  5. Step 5: Solve for x
    x = 12,942,593.96/3,395.41
  6. Step 6: Final answer
    x = 3,811.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.